Anyway to fix this?

[Rep732]

That's an inconvenience, I'd still send it back.

 

[niz55]

That's an inconvenience, I'd still send it back.

I emailed Steve and I am waiting on his response.

 

[Rovan Baja]

with exhaust tuning especially 2 stroke engines the smother the transition from manifold to pipe the better.
2 stoke engines like the smoothest flow as possible from piston port to the exhaust can and back again.
it explains about dents in the pipe.